Home / 8,066,458.80-12,099,688.20-7,268,641.20

Finding the Fourth Proportional to 8,066,458.80, 12,099,688.20 and 7,268,641.20

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Solution

The fourth proportional to 8,066,458.80, 12,099,688.20 and 7,268,641.20 is: 10,902,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,458.80 : 12,099,688.20 = 7,268,641.20 : x
  2. Step 2: Convert to fraction form
    8,066,458.80/12,099,688.20 = 7,268,641.20/x
  3. Step 3: Cross multiply
    8,066,458.80x = 12,099,688.20 × 7,268,641.20
  4. Step 4: Simplify right side
    8,066,458.80x = 87,948,292,157,673.84
  5. Step 5: Solve for x
    x = 87,948,292,157,673.84/8,066,458.80
  6. Step 6: Final answer
    x = 10,902,961.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.